Finding the Fourth Proportional to 1,669,791.99, 2,304,317.24 and 905,845.48
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Solution
The fourth proportional to 1,669,791.99, 2,304,317.24 and 905,845.48 is: 1,250,069.09
Step by Step Solution
- Step 1: Write the proportion equation
1,669,791.99 : 2,304,317.24 = 905,845.48 : x - Step 2: Convert to fraction form
1,669,791.99/2,304,317.24 = 905,845.48/x - Step 3: Cross multiply
1,669,791.99x = 2,304,317.24 × 905,845.48 - Step 4: Simplify right side
1,669,791.99x = 2,087,355,356,340.08 - Step 5: Solve for x
x = 2,087,355,356,340.08/1,669,791.99 - Step 6: Final answer
x = 1,250,069.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.